Home / 3,485,247.40-5,228,024.70-1,968,908.20

Finding the Fourth Proportional to 3,485,247.40, 5,228,024.70 and 1,968,908.20

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Solution

The fourth proportional to 3,485,247.40, 5,228,024.70 and 1,968,908.20 is: 2,953,449.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,247.40 : 5,228,024.70 = 1,968,908.20 : x
  2. Step 2: Convert to fraction form
    3,485,247.40/5,228,024.70 = 1,968,908.20/x
  3. Step 3: Cross multiply
    3,485,247.40x = 5,228,024.70 × 1,968,908.20
  4. Step 4: Simplify right side
    3,485,247.40x = 10,293,500,701,632.54
  5. Step 5: Solve for x
    x = 10,293,500,701,632.54/3,485,247.40
  6. Step 6: Final answer
    x = 2,953,449.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.